Finding the Fourth Proportional to 4,088,913.40, 6,133,370.10 and 3,291,751.90
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Solution
The fourth proportional to 4,088,913.40, 6,133,370.10 and 3,291,751.90 is: 4,937,627.85
Step by Step Solution
- Step 1: Write the proportion equation
4,088,913.40 : 6,133,370.10 = 3,291,751.90 : x - Step 2: Convert to fraction form
4,088,913.40/6,133,370.10 = 3,291,751.90/x - Step 3: Cross multiply
4,088,913.40x = 6,133,370.10 × 3,291,751.90 - Step 4: Simplify right side
4,088,913.40x = 20,189,532,680,078.19 - Step 5: Solve for x
x = 20,189,532,680,078.19/4,088,913.40 - Step 6: Final answer
x = 4,937,627.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.